Free 303 Practice Test Questions and Answers (2026)

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Q: 1
A set of servers is used for an FTP application as well as an HTTP website via separate BIG-IP Pools. The server support team reports that some servers are receiving a lot more traffic than others. Which Load Balancing Method should the BIG-IP Administrator apply to even out the connection count?
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Q: 2
Refer to the exhibit. F5 Networks 303 question Due to a change in application requirements, a BIG-IP Administrator needs to modify the configuration of a Virtual Server to include a Fallback Persistence Profile. Which persistence profile type should the BIG-IP Administrator use for this purpose?
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Q: 3
A BIG-IP Administrator makes a configuration change to a Virtual Server on the Standby device of an HA pair. The HA pair is currently configured with Auto-Sync Enabled. What effect will the change have on the HA pair configuration?
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Q: 4
Which type of Virtual Server requires the use of a FastL4 profile?
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Q: 5
-- Exhibit – -- Exhibit -- Refer to the exhibit. A virtual server is set up on an LTM device as follows: Virtual server address 78.24.213.79 Default Persistence ProfilE. source_addr, 600s. Pool NamE. Pool1 Pool Members: 10.72.250.52:80 and 10.72.250.60:80 (both on Internal Vlan) There are several current connections to the virtual server, and pool member 10.72.250.52:80 has been set to a "Disabled" state. A tcpdump on the Internal Vlan shows traffic going to 10.72.250.52:80. How soon after the persistence table query was run can existing connections be refreshed/renewed to ensure that no requests are sent to 10.72.250.52?
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Q: 6
-- Exhibit – F5 Networks 303 question F5 Networks 303 question -- Exhibit -- Refer to the exhibits. How should the LTM Specialist minimize the configuration?
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Q: 7
A device group is made up of four members: LTM-A, LTM-B, LTM-C, and LTM-D. An LTM Specialist makes a configuration change on LTM-B. Later, a different LTM Specialist notices a "changes pending" message on all devices. When logged into LTM-D, the LTM Specialist attempts to config- sync to the device group. The sync operation fails. Why is the LTM Specialist on LTM-D unable to synchronize the configuration to the group?
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Q: 8
Refer to the exhibit. F5 Networks 303 question An organization is reporting slow performance accessing their Intranet website, hosted in a public cloud. All employees use a single Proxy Server with the public IP of 104.219.110.168 to connect to the Internet. What should the BIG-IP Administrator of the Intranet website do to fix this issue?
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Q: 9
A high-availability (HA) pair configuration uses only the hardwire serial cable connection to determine device state. A power outage occurs to the PDU powering the active unit. The standby unit takes over the active role as expected. How is the peer unit able to determine the active unit is unavailable?
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Q: 10
-- Exhibit – F5 Networks 303 question Which two items can be consolidated to simplify the LTM configuration? (Choose two.)
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Q: 11
-- Exhibit – F5 Networks 303 question Which step should an LTM Specialist take next to finish upgrading to HD1.3?
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Q: 12
Users report that traffic is negatively affected every time a BIG-IP device fails over. The traffic becomes stabilized after a few minutes. What should the BIG-IP Administrator do to reduce the impact of future failovers?
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Q: 13
-- Exhibit – F5 Networks 303 question F5 Networks 303 question -- Exhibit -- Refer to the exhibits. An LTM Specialist has configured a virtual server to distribute connections to a pool of application servers and to offload SSL processing. The application fails to work as expected when connecting to the virtual server. It does work when clients connect directly to the application. Two packet captures were taken at the application server. What is the root cause of the problem?
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Q: 14
A BIG-IP Administrator is setting up a new BIG-IP device. The network administrator reports that the interface has an incompatible media speed. The BIG-IP Administrator needs to change this setting manually. From which location should the BIG-IP Administrator perform this task?
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Q: 15
Refer to the exhibit. F5 Networks 303 question A client attempts to connect from a Google Chrome browser to a virtual server on a BIG-IP LTM. The virtual server is SSL Offloaded. When the client connects, the client receives an SSL error. After trying Mozilla Firefox and Internet Explorer browsers, the client still receives the same errors. The LTM Specialist does an ssldump on the virtual server and receives the results as per the exhibit. What is the problem?
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Q: 16
-- Exhibit – F5 Networks 303 question -- Exhibit -- Refer to the exhibit. An LTM device is used to load balance web content over a secure channel. The developers of the web content have done a trace using an HTTP profiler application. They believe that allowing the LTM device to compress traffic to the client will improve performance. The client can utilize GZIP or deflate compression algorithms. An LTM Specialist must implement the compression. The LTM Specialist has completed the following actions: 1. Create the relevant profile. 2. Apply the relevant profile to the virtual server (VS). After applying the relevant profile, the LTM device is failing to compress the traffic. Instead, the traffic is being served with an error. What is the problem?
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Q: 17
A BIG-IP Administrator uses backend servers to host multiple services per server. There are multiple virtual servers and pools defined, referencing the same backend servers. Which load balancing algorithm is most appropriate to have an equal number of connections on each backend server?
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Q: 18
An LTM Specialist connects to an LTM device via the serial console cable and receives unreadable output. The LTM Specialist is using the appropriate cable and connecting it to the correct serial port. Which command should the LTM Specialist run through ssh to verify that the baud rate settings for the serial port are correct on the LTM device?
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Q: 19
An LTM Specialist regularly provides analytics reports that show that traffic generated by different subnets within the organization. The LTM Specialist needs show the associate department names next the IP addresses in the reports. Which step should the LTM Specialist take to meet this requirement?
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Q: 20
An F5 LTM Specialist needs to perform an LTM device configuration backup prior to RMA swap. Which command should be executed on the command line interface to create a backup?
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